1800, in the meaning defined above
Time Traveler for amazonstone
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Amazon river dolphin
Cite this Entry
“Amazonstone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/amazonstone. Accessed 4 Oct. 2022.
More from Merriam-Webster on amazonstone
Britannica.com: Encyclopedia article about amazonstone
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